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NCO pe rat ing P res sur e p siPu mpO ut pu tF lowG PMCo mp en sa to r Se tt ingC orn er Hor sep o wer(P rim e M ov er Re qu irem en t )M et er ing P ointUs ea bl e Po wer W as te d Pow erV ar iable Dis plac em en t P um p Sy st emCo nse r ved P ow erPu mp Dis plac em en tF igu re 1 54 5 Pi sto n pu mp with lo ad se nsi ng a nd pre ssu re l imi ting co mpe ns ato rC OP YRI GH T (2022) E A T ON C OR PO RA TIONCY ok e Actu at ing Pis to nLo ad p res sur efrom sy ste mFigur e 1546 Loa d sen sing / pre ssure limiting pen sator ope rationCO PY RIG HT (2022) E A T ON CO RPO RA TIO NCT o ActuatorCa se DrainLoad SenseSignal Inpu tInletOutletCa seDr ainCirc uit SchematicFig ur e 1 5 4 7 En e rg y sa vin gs c au se d by lo ad s en si ngC OPYR IGH T (2 0 0 1 ) E A T ON CO RPOR A TIONCO pe ra tin g Pr es su re p siPu m pO ut pu tFlo wG PMPu m p D isp lac e me ntC om p en sa to r Se tt in gC or ne r H o rs ep ow er(P r im e Mo v er R eq ui re m en t)Me te ri ng P oi ntU se ab le Po we r W as te d Po w erV ar ia bl e Di sp la ce me n t P u mp S ys te mC on se rv ed P ow erFigure 1548 T orque l imiting pensator operationCOP YR IGHT (2022) EA T ON CORPORA TIONCT o Act uatorCase DrainF i g u r e 1 5 4 9 Y o k e p o s i t i o n s e n s i n g p i s t o n r e t r a c t e dCOPY RI GHT (200 1) E A T ON C O R P ORA TI ONC123Pressur ePumpOut let Pressur ePDispl acem entSensing PressureCo nnect toPump Y okePump C asePressur eLocat ion in BoreDispl acem ent Sensing PressureF i g u r e 1 5 5 0 Y o k e P o s i t i o n s e n s i n g p i s t o n e x t e n d e dC O PY R IG H T (2022 ) E A T O N C O R PO RA TIO NCP ress ureP umpOut let P ress urePDi spl ace men tS ens ing P res sur eCo nnec t toP ump Y ok eP ump C aseP ress ureLoc at ion in B oreDi spl ace men t S ens ing P res sur eF i g u r e 1 5 5 1 R e d u c e d h o r s e p o w e r r e q u i r e m e n t s b y r e d u c i n g c o r n e r h o r s e p o w e rC O P Y R IG H T ( 2 0 0 1 ) E A T O N C O R P O R A T IO NCPumpO ut pu tF lowG PMPu mp D is pla ce m en tIn pu t T or qu e Lim it at ion(P ri me M ov er P ro te ct ion )C om pe ns at or S et tin gM et er ing Po intO pe ra tin g P re ss ur e p siU se ab le P ow er C on s er ve d Po w er W as te d P ow erFigu re 15 52 Electr ohy dra ulic d isplac emen t contro lCOP YR IGHT (20 01 ) EA T ON COR P O RA TIO NCCas e Dra inT o Actua tor